Meaning of PROTECTIVE in English

PROTECTIVE

pro ‧ tec ‧ tive /prəˈtektɪv/ BrE AmE adjective

[ Word Family: noun : ↑ protection , ↑ protector , ↑ protectionism , ↑ protectionist , ↑ protectiveness , ↑ protectorate ; adjective : ↑ protected ≠ ↑ unprotected , ↑ protective , ↑ protectionist ; verb : ↑ protect ; adverb : ↑ protectively ]

1 . [only before noun] used or intended for protection:

protective clothing

Sunscreen provides a protective layer against the sun’s harmful rays.

2 . wanting to protect someone from harm or danger

protective towards

I can’t help feeling protective towards my kids.

protective of

He’s very protective of his younger brother.

3 . intended to give an advantage to your own country’s industry:

protective tariffs

—protectively adverb

—protectiveness noun [uncountable]

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.